Connections; Stability Of Temperature Values - Ametek Jofra CTC-155 A/C User Manual

4) Reference sensor info
Shows the reference sensor selected. The serial number of the external reference sensor is read
from the intelligent reference sensor and displayed in this field.
5) Memory reading
Shows the current memory selected from the System menu.
6) Warning/Error symbols.
If a warning
7) Real Time Clock and date display.
8) True temperature reading
Shows the numeric value of the temperature being measured. Can be either the internal reference
sensor or an external reference sensor.
9) Units
Shows the unit of the current measurement.
10) Internal Reference temperature reading
Shows the temperature of the well.
11) Set temperature reading
Shows the numeric value of the current set temperature selected.
3.4

Connections

3.5

Stability of temperature values

The stability of the TRUE temperature is indicated by the following messages:
•
"Not stable": Indicates that the measured temperature is not yet within the specified
stability criteria.
•
Indicates "Time to stable": The temperature changes are within the specified stability
criteria and states a time (in minutes and seconds) when the stable situation can be
achieved.
129591 03
or an error symbol occurs during operation, action needs to be taken.
Device
USB 2.0 Device Port, 1 x USB.
Switch Test
Connection for thermostat switch test. Note that this connection
is for voltage free switches.
Reference Sensor
Input for reference sensor.
Power Control Switch
With a cable connection and On/Off switch. It also contains the
main fuse. See section 3.1 in the reference manual for
information on how to change the fuse. The text above the
Power Control Switch indicates the fuse value.
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